Hentikan pelabuhan localhost
kill $(lsof -t -i:8000)
JavaScript DEV
kill $(lsof -t -i:8000)netstat -ano | findstr <Port Number>
kill -9 $(sudo lsof -t -i:'portName')
//Ex. if portname is 3000
//then we will execute "kill -9 $(sudo lsof -t -i:3000)"